Changing Flights

GREY SKIES AHEAD? Passengers step off of a Ryanair flight at Brussels South airport in Charleroi, Belgium

Don't beat yourself up if you missed it, but a low-cost carrier called Now Airlines has just set a record of sorts: it went bust last month before making its first flight. Now was one of several dozen start-ups across Europe hoping to imitate the runaway success  and profits  of no-frills king Ryanair. But the Luton-based carrier went into receivership after it ran into problems completing its funding, and finally left an apologetic note on its website saying that the launch "has been deferred until further notice." It was the second rapid collapse of a low-cost carrier within a...